/Engine/Source/Runtime/Experimental/IoStoreOnDemand/Public/IO/IoStoreOnDemand.h
static [TIoStatusOr](API\Runtime\Core\IO\TIoStatusOr)< [FString](API\Runtime\Core\Containers\FString) > Save ( const TCHAR * Directory, const [FOnDemandToc](API\Runtime\IoStoreOnDemand\IO\FOnDemandToc) & TocResource )